    <!DOCTYPE html>
    <html lang="en">
    <head>
        <meta charset="UTF-8">
        <title>{% block title %}{% endblock %}</title>
        <style>
        {% block styling %}
        body {
            background: purple;
        }
        {% endblock %}
        </style>
    </head>
    <body>
        {% block content %}{% endblock %}
    </body>
    </html>
